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An extensive area of flat or gently undulating land that has been uplifted as a unit, often due to tectonic activity.

A trough-like fold in rock strata where younger layers are closer to the center of the structure.

The layering of sedimentary rocks, reflecting different periods of sediment deposition.

An arch-like fold in rock strata where older layers are closer to the center of the structure.

A type of fold where rock layers are tipped or step-like without a clear bending point, typically resulting from faulting.

A fracture dividing rock into two sections that have not moved away from each other.

The process of mountain building through tectonic forces such as folding, faulting, and volcanic activity.

A textural feature of metamorphic rocks that involves the parallel alignment of mineral grains or structural features.

A type of vertical or near-vertical igneous intrusion that cuts across sedimentary rock layers.

A fracture in rock along which there has been displacement and movement due to tectonic forces.

A very large igneous intrusion extending deep in the Earth's crust, which is the result of long-term crystallization of magma.